package types_test

import (
	"testing"

	"sigs.k8s.io/kustomize/api/resid"
	. "sigs.k8s.io/kustomize/api/types"
)

func TestPatchEquals(t *testing.T) {
	selector := Selector{
		Gvk: resid.Gvk{
			Group:   "group",
			Version: "version",
			Kind:    "kind",
		},
		Name:               "name",
		Namespace:          "namespace",
		LabelSelector:      "selector",
		AnnotationSelector: "selector",
	}
	type testcase struct {
		patch1 Patch
		patch2 Patch
		expect bool
		name   string
	}
	testcases := []testcase{
		{
			name:   "empty patches",
			patch1: Patch{},
			patch2: Patch{},
			expect: true,
		},
		{
			name: "full patches",
			patch1: Patch{
				Path:  "foo",
				Patch: "bar",
				Target: &Selector{
					Gvk: resid.Gvk{
						Group:   "group",
						Version: "version",
						Kind:    "kind",
					},
					Name:               "name",
					Namespace:          "namespace",
					LabelSelector:      "selector",
					AnnotationSelector: "selector",
				},
			},
			patch2: Patch{
				Path:  "foo",
				Patch: "bar",
				Target: &Selector{
					Gvk: resid.Gvk{
						Group:   "group",
						Version: "version",
						Kind:    "kind",
					},
					Name:               "name",
					Namespace:          "namespace",
					LabelSelector:      "selector",
					AnnotationSelector: "selector",
				},
			},
			expect: true,
		},
		{
			name: "same target",
			patch1: Patch{
				Path:   "foo",
				Patch:  "bar",
				Target: &selector,
			},
			patch2: Patch{
				Path:   "foo",
				Patch:  "bar",
				Target: &selector,
			},
			expect: true,
		},
		{
			name: "omit target",
			patch1: Patch{
				Path:  "foo",
				Patch: "bar",
			},
			patch2: Patch{
				Path:  "foo",
				Patch: "bar",
			},
			expect: true,
		},
		{
			name: "one nil target",
			patch1: Patch{
				Path:   "foo",
				Patch:  "bar",
				Target: &selector,
			},
			patch2: Patch{
				Path:  "foo",
				Patch: "bar",
			},
			expect: false,
		},
		{
			name: "different path",
			patch1: Patch{
				Path: "foo",
			},
			patch2: Patch{
				Path: "bar",
			},
			expect: false,
		},
	}

	for _, tc := range testcases {
		if tc.expect != tc.patch1.Equals(tc.patch2) {
			t.Fatalf("%s: unexpected result %v", tc.name, !tc.expect)
		}
	}
}